/*
 * GeekOS C code entry point
 * Copyright (c) 2001,2003,2004 David H. Hovemeyer <daveho@cs.umd.edu>
 * Copyright (c) 2003, Jeffrey K. Hollingsworth <hollings@cs.umd.edu>
 * Copyright (c) 2004, Iulian Neamtiu <neamtiu@cs.umd.edu>
 * $Revision: 1.51 $
 * 
 * This is free software.  You are permitted to use,
 * redistribute, and modify it as specified in the file "COPYING".
 */

#include <geekos/bootinfo.h>
#include <geekos/string.h>
#include <geekos/screen.h>
#include <geekos/mem.h>
#include <geekos/crc32.h>
#include <geekos/tss.h>
#include <geekos/int.h>
#include <geekos/kthread.h>
#include <geekos/trap.h>
#include <geekos/timer.h>
#include <geekos/keyboard.h>




/*
 * Kernel C code entry point.
 * Initializes kernel subsystems, mounts filesystems,
 * and spawns init process.
 */
void read_keyboard(){
    Print("Exit hit Ctrl+D.\n"); 
    Keycode keycode;
    while(1){
    	if(Read_Key(&keycode)) {
		if(!((keycode & KEY_SPECIAL_FLAG) || (keycode & KEY_RELEASE_FLAG))) {
			int word = keycode & 0xff;
			if((keycode & KEY_CTRL_FLAG)==KEY_CTRL_FLAG && word=='d') 	{
			    Print("\n---------SEE YOU!--------\n");
			    Exit(1);
			}
			else {				
			    Print("%c",(word=='\r') ? '\n' :keycode);
			}
		 }
	}
    }
}

void Main(struct Boot_Info* bootInfo)
{
    Init_BSS();
    Init_Screen();
    Init_Mem(bootInfo);
    Init_CRC32();
    Init_TSS();
    Init_Interrupts();
    Init_Scheduler();
    Init_Traps();
    Init_Timer();
    Init_Keyboard();


    Set_Current_Attr(ATTRIB(BLACK, GREEN|BRIGHT));
    Print("Welcome to GeekOS!\n");
    Set_Current_Attr(ATTRIB(BLACK, GRAY));


    //TODO("Start a kernel thread to echo pressed keys and print counts");
    struct Kernel_Thread *thread = Start_Kernel_Thread(&read_keyboard, 0 , PRIORITY_NORMAL, false);


    /* Now this thread is done. */
    Exit(0);
}










